{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell line", "DNA", "protein", "cell type", "RNA"], "input": "The immature CEM T cell line expresses relatively low levels of TCF-1 alpha mRNA , which are increased upon activation of these cells by phorbol esters ."}
{"cell line": ["immature CEM T cell line"], "DNA": [], "protein": ["TCF-1 alpha"], "cell type": [], "RNA": ["TCF-1 alpha mRNA"]}